2023-01-05 20:25:55 +08:00
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/**************************************************************************/
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/* test_json.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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2020-11-14 07:13:32 +08:00
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#ifndef TEST_JSON_H
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#define TEST_JSON_H
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#include "core/io/json.h"
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#include "thirdparty/doctest/doctest.h"
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namespace TestJSON {
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// NOTE: The current JSON parser accepts many non-conformant strings such as
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// single-quoted strings, duplicate commas and trailing commas.
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// This is intentionally not tested as users shouldn't rely on this behavior.
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TEST_CASE("[JSON] Parsing single data types") {
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// Parsing a single data type as JSON is valid per the JSON specification.
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JSON json;
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2020-12-30 02:12:33 +08:00
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json.parse("null");
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CHECK_MESSAGE(
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json.get_error_line() == 0,
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"Parsing `null` as JSON should parse successfully.");
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CHECK_MESSAGE(
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json.get_data() == Variant(),
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"Parsing a double quoted string as JSON should return the expected value.");
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2020-12-30 02:12:33 +08:00
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json.parse("true");
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CHECK_MESSAGE(
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json.get_error_line() == 0,
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"Parsing boolean `true` as JSON should parse successfully.");
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CHECK_MESSAGE(
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json.get_data(),
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"Parsing boolean `true` as JSON should return the expected value.");
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2020-12-30 02:12:33 +08:00
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json.parse("false");
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CHECK_MESSAGE(
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json.get_error_line() == 0,
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"Parsing boolean `false` as JSON should parse successfully.");
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CHECK_MESSAGE(
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!json.get_data(),
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"Parsing boolean `false` as JSON should return the expected value.");
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2020-12-30 02:12:33 +08:00
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json.parse("123456");
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CHECK_MESSAGE(
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json.get_error_line() == 0,
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"Parsing an integer number as JSON should parse successfully.");
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CHECK_MESSAGE(
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(int)(json.get_data()) == 123456,
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"Parsing an integer number as JSON should return the expected value.");
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2020-12-30 02:12:33 +08:00
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json.parse("0.123456");
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CHECK_MESSAGE(
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json.get_error_line() == 0,
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"Parsing a floating-point number as JSON should parse successfully.");
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CHECK_MESSAGE(
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double(json.get_data()) == doctest::Approx(0.123456),
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"Parsing a floating-point number as JSON should return the expected value.");
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json.parse("\"hello\"");
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CHECK_MESSAGE(
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json.get_error_line() == 0,
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"Parsing a double quoted string as JSON should parse successfully.");
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CHECK_MESSAGE(
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json.get_data() == "hello",
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"Parsing a double quoted string as JSON should return the expected value.");
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}
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TEST_CASE("[JSON] Parsing arrays") {
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JSON json;
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// JSON parsing fails if it's split over several lines (even if leading indentation is removed).
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json.parse(R"(["Hello", "world.", "This is",["a","json","array.",[]], "Empty arrays ahoy:", [[["Gotcha!"]]]])");
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const Array array = json.get_data();
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CHECK_MESSAGE(
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json.get_error_line() == 0,
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"Parsing a JSON array should parse successfully.");
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CHECK_MESSAGE(
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array[0] == "Hello",
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"The parsed JSON should contain the expected values.");
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const Array sub_array = array[3];
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CHECK_MESSAGE(
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sub_array.size() == 4,
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"The parsed JSON should contain the expected values.");
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CHECK_MESSAGE(
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sub_array[1] == "json",
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"The parsed JSON should contain the expected values.");
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CHECK_MESSAGE(
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sub_array[3].hash() == Array().hash(),
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"The parsed JSON should contain the expected values.");
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const Array deep_array = Array(Array(array[5])[0])[0];
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CHECK_MESSAGE(
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deep_array[0] == "Gotcha!",
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"The parsed JSON should contain the expected values.");
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}
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TEST_CASE("[JSON] Parsing objects (dictionaries)") {
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JSON json;
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2020-12-30 02:12:33 +08:00
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json.parse(R"({"name": "Godot Engine", "is_free": true, "bugs": null, "apples": {"red": 500, "green": 0, "blue": -20}, "empty_object": {}})");
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const Dictionary dictionary = json.get_data();
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CHECK_MESSAGE(
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dictionary["name"] == "Godot Engine",
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"The parsed JSON should contain the expected values.");
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CHECK_MESSAGE(
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dictionary["is_free"],
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"The parsed JSON should contain the expected values.");
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CHECK_MESSAGE(
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dictionary["bugs"] == Variant(),
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"The parsed JSON should contain the expected values.");
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CHECK_MESSAGE(
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2021-05-20 18:04:41 +08:00
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(int)Dictionary(dictionary["apples"])["blue"] == -20,
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"The parsed JSON should contain the expected values.");
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CHECK_MESSAGE(
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dictionary["empty_object"].hash() == Dictionary().hash(),
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"The parsed JSON should contain the expected values.");
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}
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} // namespace TestJSON
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#endif // TEST_JSON_H
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